public void Test_UpdateKunde()
{
AutoReservationBusinessComponent arvc = new AutoReservationBusinessComponent();
Kunde original = arvc.GetAllKunden()[0];
Kunde modified = arvc.GetAllKunden()[0];
modified.Vorname = "Skoda";
arvc.UpdateKunde(original, modified);
Kunde newKunde = arvc.GetAllKunden()[0];
Assert.AreEqual("Skoda", newKunde.Vorname);
}
